BT11 has been discontinued. This model is the second-generation version of BT11. FIIO has changed the model name from BT11 to F3332B. Has better performance.
FIIO BT11 USB C Bluetooth 5.4 Transmitter Audio Adapter QCC5181 LDAC aptXFiiO BT11High-speed Bluetooth 5.4 transmitter, Qualcomm QCC5181 flagship chipSupport LDACType: Bluetooth 5.4 transmitterBluetooth chip: Qualcomm QCC5181Support Codec: SBC / aptX / aptX LL / aptX Adaptive /aptX Lossless / aptX HD / LDACConnection interface: USB Type-C (with Type-A converter)FiiO BT11High-speed Bluetooth 5.4 transmitter, Qualcomm QCC5181 flagship chip, supports LDACFor use with Windows/macOS computers, PS5, Switch, iOS/iPadOS devices,You can share high-quality Bluetooth audio with two receivers simultaneouslyvia the FIIO Control app. The device uses a quad-core processor architecture and two 240MHz Qualcomm Kalimba DSPs, providing powerful calculations foradvanced and complex audio algorithms and tasks. It also supports Snapdragon Sound*,delivering an immersive lossless audio experience, LE Audio technology reduces audio latency to as low as 50ms, advanced PDS antenna technology, hear at a greater distance with greater clarity, RGB indicator lights clearly and instantly show the working status of the deviceSupports full Bluetooth codecs, full sound controlNot only does it support LDAC and SBC codecs, BT11 also supports all Qualcomm aptX codecs, including aptX Adaptive, aptX Lossless, aptX, aptX HD, aptX Low Latency.Enjoy access to a variety of audio codecs.*AAC transmission is not supported yet.Under no circumstances will returns or exchanges be granted for items that have been opened or whose original packaging has been compromised, thereby affecting their resale value, except in cases of verified manufacturing defects.